2215553012 has 24 divisors (see below), whose sum is σ = 4058675712. Its totient is φ = 1056938400.

The previous prime is 2215553009. The next prime is 2215553017. The reversal of 2215553012 is 2103555122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215553017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117023 + ... + 134630.

It is an arithmetic number, because the mean of its divisors is an integer number (169111488).

Almost surely, 2^2215553012 is an apocalyptic number.

It is an amenable number.

2215553012 is a deficient number, since it is larger than the sum of its proper divisors (1843122700).

2215553012 is a wasteful number, since it uses less digits than its factorization.

2215553012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251759 (or 251757 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2215553012 is about 47069.6612692295. The cubic root of 2215553012 is about 1303.6491184914.

The spelling of 2215553012 in words is "two billion, two hundred fifteen million, five hundred fifty-three thousand, twelve".